On Thu, 21 Nov 2013 18:17:20 +0100, Hiroshi Doyu <hdoyu@xxxxxxxxxx> wrote: > Iterating over a property containing a list of phandles with arguments > is a common operation for device drivers. This patch adds a new > of_property_for_each_phandle_with_args() macro to make the iteration > simpler. > > Signed-off-by: Hiroshi Doyu <hdoyu@xxxxxxxxxx> Acked-by: Grant Likely <grant.likely@xxxxxxxxxx> This patch can be merged with the rest of the series. g. > --- > v6+: > Use the description, which Grant Likely proposed, to be full enough > that a future reader can figure out why a patch was written. > http://lists.linuxfoundation.org/pipermail/iommu/2013-November/007062.html > > v5: > New patch for v5. > --- > include/linux/of.h | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/include/linux/of.h b/include/linux/of.h > index 276c546..131fef5 100644 > --- a/include/linux/of.h > +++ b/include/linux/of.h > @@ -613,6 +613,9 @@ static inline int of_property_read_u32(const struct device_node *np, > s; \ > s = of_prop_next_string(prop, s)) > > +#define of_property_for_each_phandle_with_args(np, list, cells, i, args) \ > + for (i = 0; !of_parse_phandle_with_args(np, list, cells, i, args); i++) > + > #if defined(CONFIG_PROC_FS) && defined(CONFIG_PROC_DEVICETREE) > extern void proc_device_tree_add_node(struct device_node *, struct proc_dir_entry *); > extern void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop); > -- > 1.8.1.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
